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B. fault list c. faults and their causes – Chamberlain SL 1000-XI User Manual

Page 26

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Rev C

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6001194

(01-20259)

23 of 36

B. FAULT LIST

The following conditions can cause a fault in the SL 1000-X1 gate operator system:

1. Safety Bar activation.
2. Average motor overcurrent (overload) caused by excessive motor current.
3. Instantaneous motor overcurrent (left/right reverse sense) due to an impact on the gate.
4. Maximum motor run time exceeding 75 seconds.
5. Inoperative motor caused by an open motor winding, broken or unconnnected input motor

wires, or thermal overload.

6. Limit switch staying closed when gate is supposed to move, caused by a broken V-belt,

defective limit switch, or defective cams.

Faults 1, 2 and 3 may be cleared at any time by the following, if Fault Re-Try is ON:

• All open commands (Open, Radio, Exit, Fire)
• Manual commands (Open, Close, Stop)
• Safety Loop

Faults 1, 2 and 3 may be cleared at any time by the following, if Fault Re-Try is OFF:

• Fire command
• Manual commands (Open, Close, Stop)
• All other commands must wait 60 seconds to clear these faults.

Faults 4, 5 and 6 may be cleared at any time by the following:

• All open commands (Open, Radio, Exit, Fire)
• Manual commands (Open, Close, Stop)
• Safety Loop

C. FAULTS AND THEIR CAUSES

1. IF FAULT AND OVERLOAD LED’S ARE TURNED ON

1. OVERLOAD adjustment is set too low (factory setting is at the 3:00 o’clock position).
2. Bad Control board.
3. Bad motor.

2. IF FAULT AND REVERSE LED’S ARE TURNED ON

1. REVERSE or INRUSH adjustment is set too low.
2. The gate is blocked by an object.
3. Cold weather: frozen motor or frozen gate wheels.
4. The Maglock does not disengage from the gate at the start of gate opening.
5. Power Fail option was installed without readjusting the gate sensitivity adjustments.
6. A sudden increase in input power.
7. Bad Control board.
8. Belt is too tight.